If you have an iPhone 4S and are planning to upgrade to iOS 8, then you might want to rethink your decision at this time.
Here's why.
Arstechnica have conducted real-word performance tests on the iPhone 4S running iOS 8. Here are there results when compared to iOS 7.1.2.
As you can see, iOS 8 performs significantly slower when performing common tasks such as opening apps. In the test, Safari took almost twice as long to open (2.16 seconds in iOS 8 as opposed to 1.25 seconds in iOS 7). ... Share This

Want to get in on the iOS 7 action early? Well then look no further!
It has been confirmed by iPhoneZA that users can upgrade to the latest iOS 7 Beta 1 firmware by simply shift+updating their device in iTunes.
UDID Slots
NOTE Regarding UDID Slots: While the below method is working for now, these betas are intended for Apple developers only. if Apple does implement UDID checks at a later stage, and you do not have a UDID slot ... Share This